Edgewise

(adv.) With the edge towards anything; in the direction of the edge.

Thesaurus Entries

aside, askance, askant, asquint, broadside, broadside on, crabwise, edgeway, edgeways, glancingly, laterad, laterally, on its side, on the beam, right and left, sideling, sidelong, sideward, sidewards, sideway, sideways, sidewise, sidling